:root {
  --page-bg: #fffaf6;
  --surface: #fffdfb;
  --surface-soft: #f7f4ef;
  --surface-alt: #eaf3fb;
  --ink: #1c1c1c;
  --muted: #55585c;
  --line: #dde3e6;
  --shadow: 0 18px 42px rgba(28, 28, 28, 0.06);
  --radius-xl: 24px;
  --radius-lg: 18px;
  --radius-md: 12px;
}

* {
  box-sizing: border-box;
}

html,
body {
  margin: 0;
  min-height: 100%;
  padding: 0;
}

body {
  background:
    radial-gradient(
      ellipse 125% 80% at 50% -25%,
      rgba(234, 243, 251, 0.9) 0%,
      rgba(255, 250, 246, 0.96) 54%
    ),
    var(--page-bg);
  color: var(--ink);
  font-family: "Instrument Sans", sans-serif;
  line-height: 1.6;
  text-align: left;
  text-wrap: pretty;
  orphans: 3;
  widows: 3;
}

img {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a {
  cursor: pointer;
}

h1,
h2,
h3,
h4,
p {
  margin: 0;
}

h1,
h2,
h3 {
  font-family: "Instrument Sans", sans-serif;
  font-size: 1rem;
  font-weight: 600;
  text-wrap: balance;
}

h2 {
  font-size: 1.17em;
}

h4 {
  font-family: "Instrument Sans", sans-serif;
  font-weight: 600;
  text-wrap: balance;
}

main,
.portfolio-landing,
.project-page {
  text-align: left;
}

main,
.portfolio-landing {
  width: min(1000px, calc(100% - 80px));
  margin: 0 auto;
  padding: 40px 0 72px;
}

.project-banner,
.project-card {
  border: 1px solid var(--line);
  box-shadow: var(--shadow);
}

.project-hero {
  margin-bottom: 56px;
  padding: 52px max(32px, calc((100% - 720px) / 2)) 40px;
  border-radius: var(--radius-xl);
  background: transparent;
}

.project-hero__intro {
  max-width: clamp(500px, 72ch, 720px);
  margin: 0;
  text-align: left;
}

.project-meta,
.project-note,
.project-card__tag {
  color: var(--muted);
  font-family: "Lora", serif;
  font-size: 0.95rem;
}

.project-hero__title {
  width: 100%;
  margin: 16px 0 20px;
  font-size: clamp(1.7rem, 2vw, 2.2rem);
  line-height: 1.08;
  letter-spacing: -0.05em;
}

.project-hero__description {
  max-width: clamp(500px, 72ch, 720px);
  margin: 0 auto 28px;
  color: var(--muted);
  font-size: 1.04rem;
  text-align: left;
}

.project-hero__actions {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 12px;
}

.project-hero__pill,
.project-card__link,
.project-hero__button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 10px 18px;
  border: 1px solid transparent;
  font-family: "Lora", serif;
  font-weight: 600;
}

.project-hero__pill {
  background: var(--surface-alt);
  color: var(--ink);
}

.project-hero__button,
.project-card__link {
  background: var(--ink);
  color: #fff;
}

.project-section {
  margin-bottom: 52px;
  margin-top: 52px;
  padding: 52px max(32px, calc((100% - 720px) / 2)) 40px;
}

.project-section,
.project-section--split,
.project-section--visual,
.project-section--wide,
.project-card-grid,
.project-banner__grid,
.project-solution-grid,
.project-audit-grid,
.project-image-grid {
  display: grid;
  gap: 24px;
}

.project-section__content,
.project-section__copy,
.project-section__intro {
  max-width: clamp(500px, 72ch, 720px);
  margin: 0;
  text-align: left;
}

.project-section > * + * {
  margin-top: 44px;
}

.project-section__content > * + *,
.project-section__copy > * + *,
.project-section__intro > * + *,
.project-banner > * + *,
.project-solution-card > * + *,
.project-card1 > * + *,
.project-card2 > * + * {
  margin-top: 24px;
}

.project-section__content > h2 + p,
.project-section__copy > h2 + p,
.project-section__intro > h2 + p,
.project-section__content > h3 + p,
.project-section__copy > h3 + p,
.project-section__intro > h3 + p,
.project-banner > h2 + p,
.project-banner > h3 + p,
.project-solution-card > h3 + p,
.project-card1 > h3 + p,
.project-card2 > h4 + p,
.project-card1 > h4 + p {
  margin-top: 4px;
}

.project-section h2,
.project-banner h2,
.project-solution-card h3,
.project-audit-grid h3 {
  margin-bottom: 0;
  line-height: 1.2;
}

.project-section p,
.project-banner p,
.project-solution-card p,
.project-audit-grid p {
  color: var(--muted);
}

.project-note {
  margin-top: 14px;
  font-style: italic;
}

.project-card-grid,
.project-card1-grid {
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.project-card1-grid,
.project-card2-grid {
  display: grid;
  gap: 24px;
}

.project-card-grid--three,
.project-card1-grid--three,
.project-card2-grid--three {
  grid-template-columns: repeat(3, minmax(0, 1fr));
}

.project-card1,
.project-card {
  display: flex;
  flex-direction: column;
  gap: 18px;
  height: 100%;
  padding: 18px;
  background: var(--surface-soft);
  border: 1px solid var(--line);
  border-radius: var(--radius-md);
}

.project-card1--accent,
.project-card--accent {
  background: linear-gradient(
    180deg,
    var(--surface-alt) 0%,
    var(--surface-soft) 100%
  );
}

.project-card2 {
  display: flex;
  flex-direction: column;
  gap: 18px;
  height: 100%;
  padding: 0;
  background: transparent;
  border: none;
  border-radius: 0;
  box-shadow: none;
}

.project-card2--audit {
  background: transparent;
  border: none;
  border-radius: 0;
  padding: 0;
  box-shadow: none;
}

.project-card__mock,
.project-card1__mock,
.project-card2__mock {
  height: 168px;
  border: 2px solid var(--ink);
  border-radius: var(--radius-md);
  background: #fff;
}

.project-card__tag {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--muted);
}

.project-card__title {
  font-size: 1.45rem;
  line-height: 1.3;
}

.project-card__body {
  color: var(--muted);
}

.project-image-frame {
  position: relative;
  width: 100%;
  min-height: 260px;
  height: 100%;
  border-radius: var(--radius-lg);
  border: 1px solid var(--line);
  background: linear-gradient(180deg, var(--surface-soft), var(--surface-alt));
  overflow: hidden;
  padding: 0;
}

.project-image-frame video,
.project-image-frame img {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: inherit;
  position: relative;
  z-index: 1;
}

.project-solution-media {
  position: relative;
  width: 100%;
}

.video-toggle {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  z-index: 2;
  width: 64px;
  height: 64px;
  border: 1px solid rgba(0, 0, 0, 0.12);
  border-radius: 50%;
  background: rgba(255, 255, 255, 0.8);
  color: var(--ink);
  font: inherit;
  font-weight: 700;
  cursor: pointer;
  box-shadow: 0 8px 18px rgba(0, 0, 0, 0.12);
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.2s ease,
    visibility 0.2s ease,
    transform 0.2s ease;
}

.project-solution-media:hover .video-toggle,
.project-solution-media:focus-within .video-toggle,
.video-toggle[aria-pressed="false"] {
  opacity: 1;
  visibility: visible;
}

.video-toggle[aria-pressed="true"] {
  opacity: 0;
  visibility: hidden;
}

.video-toggle:hover,
.video-toggle:focus-visible {
  background: #fff;
  transform: translate(-50%, -50%) scale(1.04);
}

.video-toggle__label {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  height: 100%;
  font-size: 0;
}

.video-toggle__label::before {
  content: "▶";
  font-size: 24px;
  line-height: 1;
  margin-left: 4px;
}

.video-toggle[aria-pressed="true"] .video-toggle__label::before {
  content: "❚❚";
  font-size: 18px;
  margin-left: 0;
}
.project-image-frame--mid {
  min-height: 260px;
  width: 100%;
}

.project-image {
  width: fit-content;
  max-width: 100%;
  margin: 0 auto;
  padding: 2px;
}

.project-image img {
  display: block;
  margin: 0 auto;
}

.project-banner {
  width: min(784px, 100%);
  max-width: 784px;
  margin: 0 auto 72px;
  padding: 30px 32px 26px;
  border-radius: var(--radius-xl);
  background: linear-gradient(
    180deg,
    var(--surface-alt) 0%,
    var(--surface-soft) 100%
  );
}

.project-banner--final {
  background: transparent;
  border: none;
  box-shadow: none;
  padding: 0;
}

.project-banner__grid {
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  margin-top: 24px;
}

.project-solution-grid {
  grid-template-columns: 1fr;
  gap: 16px;
  margin-top: 24px;
  align-items: stretch;
}

.project-solution-card {
  width: 100%;
  max-width: none;
  padding: 26px;
}

.project-audit-grid {
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
}

.portfolio-landing {
  display: flex;
  flex-direction: column;
  width: 100%;
  max-width: none;
  margin: 0;
  padding: 0;
  gap: 0;
}

.portfolio-nav,
.portfolio-landing__hero,
.portfolio-section__content {
  width: min(1200px, calc(100% - 240px));
  margin: 0 auto;
}

.portfolio-nav {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: 24px 0;
}

.portfolio-nav__brand {
  color: var(--ink);
  font-family: "Lora", serif;
  font-size: 1.125rem;
  font-weight: 600;
}

.portfolio-nav__links {
  display: flex;
  gap: 20px;
  color: var(--muted);
  font-size: 1.125rem;
}

.portfolio-landing__hero {
  display: grid;
  grid-template-columns: minmax(0, 1fr) 460px;
  align-items: center;
  gap: 24px;
  width: 100%;
  max-width: none;
  padding: 100px max(120px, calc((100% - 1200px) / 2));
  background: radial-gradient(
    ellipse 125% 125% at 50% -14%,
    #e3f2fb 0%,
    #fffaf6 52%
  );
}

.portfolio-hero__content {
  width: 708px;
  max-width: 100%;
}

.portfolio-hero__greeting {
  color: var(--muted);
  font-size: 1.5rem;
  font-weight: 600;
}

.portfolio-hero__title {
  margin-top: 12px;
  color: var(--ink);
  font-family: "Lora", serif;
  font-size: 2.25rem;
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: 0;
}

.portfolio-hero__description {
  margin-top: 12px;
  color: var(--muted);
  font-size: 1.125rem;
}

.portfolio-hero__portrait {
  width: 460px;
  height: 450px;
  max-width: 100%;
  border: 1px solid #d8d8d8;
  border-radius: var(--radius-md);
  background: #fcf7f3;
}

.portfolio-section {
  padding: 50px 0;
}

.portfolio-section__content {
  display: grid;
  gap: 29px;
}

.portfolio-section h2 {
  color: var(--ink);
  font-size: 1.5rem;
}

.portfolio-divider {
  height: 2px;
  background: var(--line);
}

.portfolio-project-list,
.portfolio-other-list {
  display: grid;
  gap: 24px;
}

.portfolio-project-row {
  position: relative;
  display: flex;
  align-items: center;
  gap: 14px;
  color: inherit;
}

.portfolio-cursor-pill {
  position: absolute;
  top: var(--cursor-y, 50%);
  left: var(--cursor-x, 50%);
  z-index: 2;
  padding: 8px 14px;
  border-radius: 999px;
  border: 0;
  background: var(--ink);
  color: #fff;
  font-family: "Lora", serif;
  font-size: 0.9rem;
  font-weight: 600;
  line-height: 1.2;
  white-space: nowrap;
  pointer-events: none;
  cursor: inherit;
  opacity: 0;
  transform: translate(14px, 14px) scale(0.94);
  transition:
    opacity 0.16s ease,
    transform 0.16s ease;
}

.portfolio-project-row.is-hovered .portfolio-cursor-pill {
  opacity: 1;
  transform: translate(14px, 14px) scale(1);
}

.portfolio-project-row__media {
  flex: 0 0 131px;
  width: 131px;
  height: 99px;
  border: 1px solid #d8d8d8;
  border-radius: 5px;
  background: #fcf7f3;
  object-fit: cover;
}

.portfolio-project-row__copy {
  display: grid;
  gap: 12px;
}

.portfolio-project-row h3,
.portfolio-other-list h3 {
  font-size: 1.5rem;
}

.portfolio-project-row p,
.portfolio-other-list p {
  color: var(--muted);
  font-size: 1.125rem;
}

.portfolio-other-list {
  gap: 29px;
}

.portfolio-other-list a {
  display: grid;
  gap: 12px;
}

.portfolio-footer {
  padding: 100px max(120px, calc((100% - 1200px) / 2));
  background: radial-gradient(
    ellipse 125% 125% at 50% -14%,
    #fffaf6 48%,
    #e3f2fb 100%
  );
}

.portfolio-footer p {
  width: min(1200px, 100%);
  margin: 0 auto;
  color: var(--muted);
  font-family: "Lora", serif;
  font-size: 1.125rem;
}

/* --- Interactive controls --- */
.project-page__nav {
  position: fixed;
  top: 20px;
  left: 20px;
  z-index: 10;
  margin: 0;
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  transition:
    opacity 0.2s ease,
    transform 0.2s ease,
    visibility 0.2s ease;
}

.project-page__nav.is-hidden {
  opacity: 0;
  visibility: hidden;
  transform: translateY(-12px);
  pointer-events: none;
}

.project-page__nav a {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-soft);
  box-shadow: var(--shadow);
  font-weight: 600;
}

.project-page__nav a .project-page__chevron {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
  font-weight: 700;
  line-height: 1;
}

.theme-toggle {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 10;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 16px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: var(--surface-soft);
  color: var(--ink);
  box-shadow: var(--shadow);
  font: inherit;
  font-weight: 600;
  cursor: pointer;
}

.theme-toggle__icon {
  font-size: 1.1rem;
  line-height: 1;
}

body.dark-mode {
  --page-bg: #171717;
  --surface: #222222;
  --surface-soft: #272727;
  --surface-alt: #303b44;
  --ink: #f5f1eb;
  --muted: #c2c0bc;
  --line: #505050;
  --shadow: 0 18px 42px rgba(0, 0, 0, 0.24);
  background: #171717;
}

body.dark-mode .project-card1--accent,
body.dark-mode .project-card--accent,
body.dark-mode .project-banner {
  background: linear-gradient(180deg, #303b44 0%, #272727 100%);
}

body.dark-mode .project-card__mock,
body.dark-mode .project-card1__mock,
body.dark-mode .project-card2__mock,
body.dark-mode .project-image-frame {
  background: #202020;
  border-color: var(--line);
}

body.dark-mode .project-hero__button,
body.dark-mode .project-card__link {
  background: #f5f1eb;
  color: #171717;
}

body.dark-mode .section-divider img {
  filter: brightness(0.7) invert(1);
}

/* --- Section dividers --- */
.section-divider {
  width: min(1000px, calc(100% - 80px));
  margin: 0 auto 28px;
}

/* --- Responsive adjustments --- */
@media (max-width: 960px) {
  main,
  .portfolio-landing {
    width: min(1000px, calc(100% - 64px));
  }

  .project-card-grid--three,
  .project-banner__grid,
  .project-solution-grid,
  .project-audit-grid,
  .project-section--split,
  .project-section--visual,
  .project-section--wide {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  main,
  .portfolio-landing {
    width: min(1000px, calc(100% - 24px));
    padding-top: 24px;
  }

  .project-hero,
  .project-section {
    padding: 30px 18px 28px;
  }

  .project-hero__title,
  .portfolio-hero__title {
    font-size: 2.2rem;
  }

  .project-hero__description,
  .portfolio-hero__description,
  .project-section p,
  .project-banner p,
  .project-solution-card p,
  .project-audit-grid p {
    font-size: 0.98rem;
  }
}

@media (max-width: 960px) {
  .portfolio-nav,
  .portfolio-section__content {
    width: min(100% - 48px, 720px);
  }

  .portfolio-landing__hero {
    grid-template-columns: 1fr;
    padding: 64px 24px;
  }

  .portfolio-hero__portrait {
    width: 100%;
    height: 320px;
  }
}

@media (max-width: 640px) {
  .portfolio-nav {
    align-items: flex-start;
    gap: 12px;
    padding: 18px 0;
  }

  .portfolio-nav__links {
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px 12px;
    font-size: 0.95rem;
  }

  .portfolio-landing__hero {
    padding: 52px 24px;
  }

  .portfolio-hero__title {
    font-size: 1.8rem;
  }

  .portfolio-section {
    padding: 36px 0;
  }

  .portfolio-project-row {
    align-items: flex-start;
  }

  .portfolio-project-row__media {
    flex-basis: 96px;
    width: 96px;
    height: 73px;
  }

  .portfolio-project-row h3,
  .portfolio-other-list h3,
  .portfolio-section h2 {
    font-size: 1.2rem;
  }

  .portfolio-project-row p,
  .portfolio-other-list p {
    font-size: 0.95rem;
  }

  .portfolio-footer {
    padding: 64px 24px;
  }
}

@media (pointer: coarse) {
  .portfolio-project-row {
    cursor: pointer;
  }

  .portfolio-cursor-pill {
    display: none;
  }
}